Lyman 7690110 MSR Precision Die System 458 SOCOM Bushmaster
Product Features & Specifications Lyman 7690110 MSR Precision Die System 458 SOCOM Bushmaster Lymans MSR Precision Die Systems are the only die sets engineered specifically for MSR ammo and are a must for anyone reloading for a modern sporting rifle. Die features Ammo Checker cartridge "Go" gaug